George martha washington height difference 2x1While Abraham Lincoln was 6-foot-4, James Madison was a full foot shorter. The shortest first lady was Eliza Johnson at 4 feet 9 inches, and Eleanor Roosevelt, Michelle Obama, and Melania Trump tied for the tallest at 5 feet 11 inches.Shayanne Gal/Business Insider

While every American president and first lady has reached the same heights of political office and public service, not all reached the White House at the same physical height.

The average height of US presidents was 5-foot-10-inches, and the typical height difference between presidents and first ladies was 6.5 inches.

Scientific studies suggest that men have it better when it comes to success in the workplace, and that women are more likely to choose taller men than shorter men.

John Adams and Abigail Adams were only separated in height by an inch, while Thomas Jefferson was over a foot taller than his wife Martha Jefferson.

We found the heights through online research and speaking with presidential historical sites and libraries. But a few first ladies’ heights have been lost to history.

Here is the height difference of every US president and first lady we could find: